AT258000T - Method and device for directed radio transmission - Google Patents

Method and device for directed radio transmission

Info

Publication number
AT258000T
AT258000T AT97903269T AT97903269T AT258000T AT 258000 T AT258000 T AT 258000T AT 97903269 T AT97903269 T AT 97903269T AT 97903269 T AT97903269 T AT 97903269T AT 258000 T AT258000 T AT 258000T
Authority
AT
Austria
Prior art keywords
device
method
radio transmission
directed radio
directed
Prior art date
Application number
AT97903269T
Other languages
German (de)
Inventor
Marcos Katz
Original Assignee
Nokia Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nokia Corp filed Critical Nokia Corp
Priority to PCT/EP1997/000665 priority Critical patent/WO1998036597A1/en
Publication of AT258000T publication Critical patent/AT258000T/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24Cell structures
    • H04W16/28Cell structures using beam steering
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0491Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more sectors, i.e. sector diversity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
AT97903269T 1997-02-13 1997-02-13 Method and device for directed radio transmission AT258000T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/EP1997/000665 WO1998036597A1 (en) 1997-02-13 1997-02-13 Method and apparatus for directional radio communication

Publications (1)

Publication Number Publication Date
AT258000T true AT258000T (en) 2004-01-15

Family

ID=8166513

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97903269T AT258000T (en) 1997-02-13 1997-02-13 Method and device for directed radio transmission

Country Status (9)

Country Link
US (2) US6553012B1 (en)
EP (2) EP0963669B1 (en)
JP (2) JP4121560B2 (en)
CN (1) CN1123261C (en)
AT (1) AT258000T (en)
AU (2) AU742113B2 (en)
DE (2) DE69727245D1 (en)
NO (1) NO993895L (en)
WO (2) WO1998036597A1 (en)

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US7948959B2 (en) * 2005-10-27 2011-05-24 Qualcomm Incorporated Linear precoding for time division duplex system
EP1843485B1 (en) * 2006-03-30 2016-06-08 Sony Deutschland Gmbh Multiple-input multiple-output (MIMO) spatial multiplexing system with dynamic antenna beam combination selection capability
US8675617B2 (en) * 2006-06-02 2014-03-18 Interdigital Technology Corporation Methods for improving wireless communications when interference or signal loss is directional in nature
JP4592662B2 (en) * 2006-09-08 2010-12-01 三洋電機株式会社 Radio base apparatus, transmission power control method, and transmission power control program
JP4806449B2 (en) * 2006-10-24 2011-11-02 パナソニック株式会社 Wireless communication apparatus and wireless communication method
US20090017910A1 (en) * 2007-06-22 2009-01-15 Broadcom Corporation Position and motion tracking of an object
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Also Published As

Publication number Publication date
WO1998036597A1 (en) 1998-08-20
EP0963669A1 (en) 1999-12-15
CN1246259A (en) 2000-03-01
US6553012B1 (en) 2003-04-22
JP4121560B2 (en) 2008-07-23
US6643526B1 (en) 2003-11-04
AU742496B2 (en) 2002-01-03
EP0963669B1 (en) 2004-01-14
NO993895D0 (en) 1999-08-12
AU742113B2 (en) 2001-12-20
AU4115397A (en) 1998-09-08
WO1998036599A1 (en) 1998-08-20
CN1123261C (en) 2003-10-01
EP0965239A1 (en) 1999-12-22
DE69727245D1 (en) 2004-02-19
DE69727245T2 (en) 2004-11-18
JP2001512631A (en) 2001-08-21
JP2001519978A (en) 2001-10-23
AU1769097A (en) 1998-09-08
NO993895L (en) 1999-10-12

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